Traffic and related self-driven many-particle systems Export

@article{citeulike:2814023, abstract = {Since the subject of traffic dynamics has captured the interest of physicists, many surprising effects have been revealed and explained. Some of the questions now understood are the following: Why are vehicles sometimes stopped by ” phantom traffic jams” even though drivers all like to drive fast? What are the mechanisms behind stop-and-go traffic? Why are there several different kinds of congestion, and how are they related? Why do most traffic jams occur considerably before the road capacity is reached? Can a temporary reduction in the volume of traffic cause a lasting traffic jam? Under which conditions can speed limits speed up traffic? Why do pedestrians moving in opposite directions normally organize into lanes, while similar systems ” freeze by heating”? All of these questions have been answered by applying and extending methods from statistical physics and nonlinear dynamics to self-driven many-particle systems. This article considers the empirical data and then reviews the main approaches to modeling pedestrian and vehicle traffic. These include microscopic (particle-based), mesoscopic (gas-kinetic), and macroscopic (fluid-dynamic) models. Attention is also paid to the formulation of a micro-macro link, to aspects of universality, and to other unifying concepts, such as a general modeling framework for self-driven many-particle systems, including spin systems. While the primary focus is upon vehicle and pedestrian traffic, applications to biological or socio-economic systems such as bacterial colonies, flocks of birds, panics, and stock market dynamics are touched upon as well.}, author = {Helbing, Dirk}, citeulike-article-id = {2814023}, citeulike-linkout-0 = {http://dx.doi.org/10.1103/RevModPhys.73.1067}, citeulike-linkout-1 = {http://link.aps.org/abstract/RMP/v73/i4/p1067_1}, citeulike-linkout-2 = {http://link.aps.org/pdf/RMP/v73/i4/p1067_1}, day = {7}, doi = {10.1103/RevModPhys.73.1067}, journal = {Reviews of Modern Physics}, keywords = {class-s09, jamming, review}, month = {December}, number = {4}, pages = {1067+}, posted-at = {2008-06-22 01:49:32}, priority = {2}, publisher = {American Physical Society}, title = {Traffic and related self-driven many-particle systems}, url = {http://dx.doi.org/10.1103/RevModPhys.73.1067}, volume = {73}, year = {2001} }

TY - JOUR ID - citeulike:2814023 L3 - citeulike-article-id:2814023 N2 - Since the subject of traffic dynamics has captured the interest of physicists, many surprising effects have been revealed and explained. Some of the questions now understood are the following: Why are vehicles sometimes stopped by “phantom traffic jams” even though drivers all like to drive fast? What are the mechanisms behind stop-and-go traffic? Why are there several different kinds of congestion, and how are they related? Why do most traffic jams occur considerably before the road capacity is reached? Can a temporary reduction in the volume of traffic cause a lasting traffic jam? Under which conditions can speed limits speed up traffic? Why do pedestrians moving in opposite directions normally organize into lanes, while similar systems “freeze by heating”? All of these questions have been answered by applying and extending methods from statistical physics and nonlinear dynamics to self-driven many-particle systems. This article considers the empirical data and then reviews the main approaches to modeling pedestrian and vehicle traffic. These include microscopic (particle-based), mesoscopic (gas-kinetic), and macroscopic (fluid-dynamic) models. Attention is also paid to the formulation of a micro-macro link, to aspects of universality, and to other unifying concepts, such as a general modeling framework for self-driven many-particle systems, including spin systems. While the primary focus is upon vehicle and pedestrian traffic, applications to biological or socio-economic systems such as bacterial colonies, flocks of birds, panics, and stock market dynamics are touched upon as well. IS - 4 JF - Reviews of Modern Physics TI - Traffic and related self-driven many-particle systems PB - American Physical Society VL - 73 SP - 1067 KW - class-s09 KW - jamming KW - review AU - Helbing, Dirk PY - 2001/12/07/ UR - http://dx.doi.org/10.1103/RevModPhys.73.1067 ER -